/* ============================================================
   Shared Calculator Styles — NewbHomebuyer
   ============================================================ */

/* --- Back Link --- */
.calc-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  color: #64748b;
  text-decoration: none;
  margin-bottom: 12px;
  transition: color 0.15s;
}
.calc-back:hover { color: #111; }
.calc-back svg { width: 16px; height: 16px; }

/* --- Card Container --- */
.calc-card {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 6px 20px rgba(0,0,0,.06);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

.calc-card h1 { font-size: 1.6rem; margin: 0 0 4px; color: #0f172a; }
.calc-card h2 { font-size: 1.35rem; margin: 0 0 4px; color: #0f172a; }
.calc-card h3 { font-size: 1.05rem; margin: 20px 0 8px; color: #0f172a; }
.calc-card .subtitle { font-size: 0.9rem; color: #64748b; margin: 0 0 18px; }

/* --- Form Fields --- */
.calc-field { margin: 0 0 14px; }
.calc-field > label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: #475569;
  margin-bottom: 6px;
}

.calc-card input[type="text"],
.calc-card input[type="number"],
.calc-card input[type="month"],
.calc-card select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #d9dde2;
  border-radius: 999px;
  font-size: 16px;
  background: #fff;
  color: #0f172a;
  box-sizing: border-box;
}
.calc-card input:focus,
.calc-card select:focus {
  outline: none;
  border-color: #111;
  box-shadow: 0 0 0 2px rgba(0,0,0,.08);
}

/* Hide number spinners */
.calc-card input[type=number]::-webkit-outer-spin-button,
.calc-card input[type=number]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.calc-card input[type=number] { -moz-appearance: textfield; }

/* --- Input Group ($ prefix / % suffix) --- */
.input-group {
  display: flex;
  align-items: center;
  position: relative;
  border: 1px solid #d9dde2;
  border-radius: 999px;
  background: #fff;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.input-group:focus-within {
  border-color: #111;
  box-shadow: 0 0 0 2px rgba(0,0,0,.08);
}
.input-group input,
.calc-card .input-group input[type="number"],
.calc-card .input-group input[type="text"] {
  flex: 1;
  border: none !important;
  border-radius: 999px;
  min-width: 0;
  background: transparent !important;
  box-shadow: none !important;
  outline: none !important;
}
.input-group input:focus,
.calc-card .input-group input:focus {
  outline: none !important;
  border: none !important;
  box-shadow: none !important;
}
.input-addon {
  background: transparent;
  border: none;
  padding: 12px 0 12px 14px;
  font-size: 16px;
  color: #64748b;
  white-space: nowrap;
  flex-shrink: 0;
}
.input-addon:first-child { padding: 12px 0 12px 16px; }
.input-addon:last-child  { padding: 12px 16px 12px 0; }
/* When addon is first, reduce input left padding */
.input-addon:first-child + input { padding-left: 6px; }
/* When input is last (no suffix) */
.input-group input:last-child { border-radius: 999px; }
/* When input is first (no prefix) */
.input-group input:first-child { border-radius: 999px; border-left: none; }

/* --- Stepper Group (−  [$ input]  +) --- */
.stepper-group {
  display: flex;
  align-items: center;
}
.stepper-btn {
  width: 44px;
  height: 44px;
  border: 1px solid #d9dde2;
  background: #f8fafc;
  font-size: 20px;
  font-weight: 600;
  color: #374151;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.15s;
  -webkit-user-select: none;
  user-select: none;
}
.stepper-btn:hover { background: #e2e8f0; }
.stepper-btn:active { background: #cbd5e1; }
.stepper-minus { border-radius: 999px; }
.stepper-plus  { border-radius: 999px; }
.stepper-group .input-addon {
  border-radius: 0;
  border-left: 0;
}
.stepper-group input {
  flex: 1;
  border-radius: 0;
  border-left: 0;
  border-right: 0;
  min-width: 0;
}

/* --- Term Pills --- */
.term-pills {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 4px;
}
.term-pill {
  padding: 12px 24px;
  border: 1px solid #d9dde2;
  border-radius: 999px;
  background: #fff;
  font-size: 16px;
  font-weight: 600;
  color: #374151;
  cursor: pointer;
  transition: all 0.15s;
  -webkit-user-select: none;
  user-select: none;
}
.term-pill:hover { background: #f1f5f9; border-color: #94a3b8; }
.term-pill.active {
  background: #111;
  color: #fff;
  border-color: #111;
}
.term-custom-input {
  margin-top: 8px;
}

/* --- Buttons --- */
.calc-btn {
  display: inline-block;
  padding: 12px 24px;
  border: none;
  border-radius: 999px;
  background: #111;
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  margin-top: 6px;
}
.calc-btn:hover { background: #333; }
.calc-btn:active { transform: translateY(1px); }
.calc-btn-row { display: flex; gap: 10px; margin-top: 12px; }

/* --- Results Table --- */
.calc-table {
  width: 100%;
  border-collapse: collapse;
  margin: 10px 0 18px;
}
.calc-table td {
  padding: 10px 8px;
  border-bottom: 1px solid #eef0f2;
  font-size: 15px;
}
.calc-table td:last-child {
  text-align: right;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.calc-table tr.total td {
  font-weight: 700;
  border-top: 2px solid #cbd5e1;
  border-bottom: none;
}

/* --- Status Pills (DTI pass/fail) --- */
.pill {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
}
.pill-pass { background: #e8f7ee; color: #2e7d32; border: 1px solid #a5d6a7; }
.pill-fail { background: #fdecea; color: #c62828; border: 1px solid #ef9a9a; }

/* --- Warning / Disclaimer --- */
.calc-warning {
  color: #b91c1c;
  font-style: italic;
  font-size: 14px;
  margin-top: 8px;
}
.calc-disclaimer {
  font-size: 13px;
  color: #64748b;
  line-height: 1.5;
  margin-top: 12px;
}

/* --- Grid Layouts --- */
.calc-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* --- Hero Result Banner --- */
.calc-hero {
  background: #0b0b0b;
  color: #fff;
  border-radius: 14px;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 16px 0;
}
.calc-hero .hero-label { font-size: 13px; opacity: .8; }
.calc-hero .hero-value { font-size: 28px; font-weight: 800; letter-spacing: .3px; }
.calc-hero .hero-sub { font-size: 12px; opacity: .65; margin-top: 2px; }

/* --- KPI Cards (small result boxes) --- */
.calc-kpi-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin: 12px 0;
}
.calc-kpi {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 12px;
}
.calc-kpi .kpi-label { font-size: 12px; color: #64748b; }
.calc-kpi .kpi-value { font-size: 17px; font-weight: 700; color: #0f172a; margin-top: 2px; }

/* --- DTI Side-by-Side Cards --- */
.dti-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 16px;
}
.dti-card {
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 16px;
  text-align: center;
}
.dti-card h4 { margin: 0 0 10px; font-size: 15px; color: #0f172a; }
.dti-ratio { margin: 8px 0; }
.dti-ratio .ratio-label { font-size: 12px; color: #64748b; }
.dti-ratio .ratio-value { font-size: 20px; font-weight: 700; }
.dti-ratio .ratio-max { font-size: 11px; color: #94a3b8; }
.ratio-pass { color: #2e7d32; }
.ratio-fail { color: #c62828; }

/* --- Amortization Unified Layout --- */
.amort-unified {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.amort-col h3 { margin-top: 0; }
.amort-col .amort-panel { margin-top: 12px; }
.amort-result.hidden { display: none !important; }

/* --- Amortization Comparison --- */
.amort-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.amort-panel {
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  overflow: hidden;
}
.amort-panel-header {
  background: #111;
  color: #fff;
  padding: 10px 14px;
  font-weight: 600;
  font-size: 14px;
}
.amort-scroll {
  max-height: 500px;
  overflow-y: auto;
}
.amort-scroll table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}
.amort-scroll th {
  position: sticky;
  top: 0;
  background: #f1f5f9;
  padding: 8px 10px;
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  color: #475569;
}
.amort-scroll td {
  padding: 6px 10px;
  text-align: center;
  border-bottom: 1px solid #f1f5f9;
}
.amort-scroll td:first-child { color: #94a3b8; }
.amort-scroll tbody tr:hover { background: #f8fafc; }
.amort-summary {
  background: #f1f5f9;
  padding: 12px 14px;
  font-size: 14px;
  font-weight: 600;
}

/* --- Closing Cost Breakdown --- */
.cc-section-title {
  font-size: 13px;
  font-weight: 700;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 16px 0 6px;
}

/* --- Calculator Hub Page --- */
.calc-hub-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 20px;
}
.calc-hub-card {
  display: block;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 20px;
  text-decoration: none;
  color: #0f172a;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s;
}
.calc-hub-card:hover {
  border-color: #111;
  box-shadow: 0 4px 16px rgba(0,0,0,.08);
  transform: translateY(-2px);
}
.calc-hub-card h3 {
  margin: 0 0 6px;
  font-size: 1.4rem;
}
.calc-hub-card p {
  margin: 0;
  font-size: 1rem;
  color: #64748b;
  line-height: 1.45;
}

/* --- Utility --- */
.hidden { display: none !important; }

/* --- Rate Hint --- */
.rate-hint {
  font-size: 0.8rem;
  font-style: italic;
  color: #64748b;
  margin-top: 6px;
  line-height: 1.5;
}
.rate-hint-label {
  display: block;
  margin-bottom: 4px;
}
.rate-hint-rates {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.rate-hint-btn {
  background: none;
  border: 1px solid #e2e8f0;
  border-radius: 999px;
  padding: 2px 10px;
  font-size: 0.78rem;
  font-style: italic;
  color: #475569;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.15s, border-color 0.15s;
}
.rate-hint-btn:hover {
  background: #f1f5f9;
  border-color: #94a3b8;
}

/* --- Details / Advanced --- */
.calc-card details { margin-top: 14px; }
.calc-card details summary {
  cursor: pointer;
  font-size: 13px;
  color: #64748b;
  font-weight: 600;
}

/* --- Responsive --- */
@media (max-width: 640px) {
  .calc-grid-2 { grid-template-columns: 1fr; }
  .dti-cards { grid-template-columns: 1fr; }
  .amort-unified { grid-template-columns: 1fr 1fr; gap: 8px; }
  .amort-unified .calc-field > label { font-size: 11px; }
  .amort-unified .stepper-btn { width: 36px; height: 36px; font-size: 16px; }
  .amort-unified .input-addon { padding: 8px 0 8px 10px; font-size: 14px; }
  .amort-unified .input-addon:first-child { padding: 8px 0 8px 10px; }
  .amort-unified .input-addon:last-child { padding: 8px 10px 8px 0; }
  .amort-unified input { padding: 8px 6px; font-size: 14px; }
  .amort-unified h3 { font-size: 0.9rem; }
  .amort-compare { grid-template-columns: 1fr 1fr; gap: 8px; }
  .amort-panel-header { padding: 8px 10px; font-size: 12px; }
  .amort-scroll { max-height: 400px; }
  .amort-scroll table { font-size: 11px; }
  .amort-scroll th { padding: 6px 6px; font-size: 10px; }
  .amort-scroll td { padding: 4px 6px; }
  .amort-summary { padding: 8px 10px; font-size: 12px; }
  .calc-hero {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .calc-hero .hero-value { font-size: 24px; }
  .calc-kpi-row { grid-template-columns: 1fr; }
  .calc-btn-row { flex-direction: column; }
  .calc-btn-row .calc-btn { width: 100%; text-align: center; }
  .term-pill { padding: 8px 12px; font-size: 13px; }
}